Sha256: 49b5d856c778817a7599506e00e4ef6d0c25c608e8550c360a7b72353234fb19
Contents?: true
Size: 1.09 KB
Versions: 17
Compression:
Stored size: 1.09 KB
Contents
/**
* A general-purpuose event system
*/
mumuki.events = {
_handlers: {},
/**
* Enables registration of event handlers for the given event name
*
* @param {string} eventName
*/
enable(eventName) {
this._handlers[eventName] = this._handlers[eventName] || [];
},
/**
* Registers a listener that will be called whenever the given event is produced.
* If the event is not enabled, the given handler is simply ignored.
*
* @param {string} eventName the event to listen to
* @param {(event: any) => void} handler
*/
on(eventName, handler) {
if (this._handlers[eventName]) {
this._handlers[eventName].push(handler);
}
},
/**
* Fires a given event
*
* @param {string} eventName
* @param {any} [value]
*/
fire(eventName, value = null) {
if (this._handlers[eventName]) {
this._handlers[eventName].forEach(it => it(value))
}
},
/**
* Clears handlers of the given event
*
* @param {string} eventName
*/
clear(eventName) {
if (this._handlers[eventName]) {
this._handlers[eventName] = [];
}
}
}
Version data entries
17 entries across 17 versions & 1 rubygems